Christopher Gryffin

Christopher Gryffin (1142-) was an assassin hired by England in Rheims in 1174.

Biography
Hired from Rheims in 1174 by England, Gryffin was dispatched to assassinate Fiora Rossi, a Milanese princess with no charm who had failed to achieve peace with England. He used a poisonous snake to kill her in her bed chamber.